问题：
[root@master:~] kubeadm init --image-repository registry.aliyuncs.com/google_containers --pod-network-cidr=10.244.0.0/16 -
[init] Using Kubernetes version: v1.24.1
[preflight] Running pre-flight checks
error execution phase preflight: [preflight] Some fatal errors occurred:
[ERROR CRI]: container runtime is not running: output: E0606 12:41:12.605990 1307975 remote_runtime.go:925] "Status f service runtime.v1alpha2.RuntimeService"
time="2022-06-06T12:41:12Z" level=fatal msg="getting status of runtime: rpc error: code = Unimplemented desc = unknown servic
, error: exit status 1
[preflight] If you know what you are doing, you can make a check non-fatal with `--ignore-preflight-errors=...`
To see the stack trace of this error execute with --v=5 or higher
解决办法：
[root@master:~] rm -rf /etc/containerd/config.toml
[root@master:~] systemctl restart containerd
输入后再次执行kubeadm init，正常运行
